20x22_1/4x1 Exact MERV 14 AC Furnace Filters 6 Pack Air Purification Heavy duty black growing pots

Heavy duty black growing pots are available in multiple sizes to fit your growing space

More precise operation

Since SNS 209 works within the plant tissue

Recommended Feeding: 1 ml per gallon

20x22_1/4x1 Exact MERV 14 AC Furnace Filters 6 Pack Air Purification Heavy duty black growing potsNordic Pure MERV 14 Pleated AC Furnace Air Filters provide exceptional filtration for both home and commercial environments. Each time air passes through a Nordic Pure pleated furnace air filter, lint, dust, pollen, bacteria, pet dander, dust mites, mold spores, smoke particles, virus carriers, coughs and sneezes, smog, allergens and other contaminants are removed. MERV 14 furnace filters are comparable to HVAC filters with the rating of MPR 2800.